Which of the following sets of lengths CAN form a triangle?

Type: MCQ • Marks: 1

A. 2 cm, 2 cm, 5 cm

B. 5 cm, 6 cm, 7 cm

C. 1 cm, 2 cm, 3 cm

D. 3 cm, 7 cm, 11 cm

Explanation

For 5, 6, 7: 5+6=11 > 7 (Valid). For others: 2+2=4<5; 1+2=3=3; 3+7=10<11 (All Invalid).

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Class 7th Ganita Prakash 1

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